package com.recharge.thread;

import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.util.concurrent.ListenableFuture;

import java.util.concurrent.Callable;
import java.util.concurrent.Future;
import java.util.concurrent.ThreadPoolExecutor;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class VisiableThreadPoolTaskExecutor extends ThreadPoolTaskExecutor {

    private final Logger logger = LoggerFactory.getLogger(this.getClass().getName());

    private void showThreadPoolInfo(String prefix){
        ThreadPoolExecutor threadPoolExecutor = getThreadPoolExecutor();

        if(null == threadPoolExecutor){
            return;
        }

        logger.debug("{}, {},taskCount [{}], completedTaskCount [{}], activeCount [{}], queueSize [{}]" + "-" +
        this.getThreadNamePrefix() + "-" +
        prefix + "-" +
        threadPoolExecutor.getTaskCount() + "-" +
        threadPoolExecutor.getCompletedTaskCount() + "-" +
        threadPoolExecutor.getActiveCount() + "-" +
        threadPoolExecutor.getQueue().size());
    }

    @Override
    public void execute(Runnable task) {
        showThreadPoolInfo("1. do execute");
        super.execute(task);
    }

    @Override
    public void execute(Runnable task, long startTimeout) {
        showThreadPoolInfo("2. do execute");
        super.execute(task, startTimeout);
    }

    @Override
    public Future<?> submit(Runnable task) {
        showThreadPoolInfo("1. do submit");
        return super.submit(task);
    }

    @Override
    public <T> Future<T> submit(Callable<T> task) {
        showThreadPoolInfo("2. do submit");
        return super.submit(task);
    }

    @Override
    public ListenableFuture<?> submitListenable(Runnable task) {
        showThreadPoolInfo("1. do submitListenable");
        return super.submitListenable(task);
    }

    @Override
    public <T> ListenableFuture<T> submitListenable(Callable<T> task) {
        showThreadPoolInfo("2. do submitListenable");
        return super.submitListenable(task);
    }
}
